ar71xx: Add kernel support for the TP-Link WA750RE / WA850RE range extender

Patch to add kernel support for the TP-LINK WA750RE and the WA850RE
range extender

Signed-off-by: Martijn Zilverschoon <thefriedzombie@gmail.com>
[juhosg: rename and refresh kernel patch]
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 38717

3 files changed, 224 insertions, 0 deletions

diff --git a/target/linux/ar71xx/config-3.10 b/target/linux/ar71xx/config-3.10
index d924c59996..dbce479761 100644
--- a/target/linux/ar71xx/config-3.10
+++ b/target/linux/ar71xx/config-3.10
@@ -73,6 +73,7 @@ CONFIG_ATH79_MACH_TL_MR11U=y
 CONFIG_ATH79_MACH_TL_MR13U=y
 CONFIG_ATH79_MACH_TL_MR3020=y
 CONFIG_ATH79_MACH_TL_MR3X20=y
+CONFIG_ATH79_MACH_TL_WAX50RE=y
 CONFIG_ATH79_MACH_TL_WA901ND=y
 CONFIG_ATH79_MACH_TL_WA901ND_V2=y
 CONFIG_ATH79_MACH_TL_WDR3500=y
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wax50re.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wax50re.c
new file mode 100644
index 0000000000..2f82f48fbb
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wax50re.c
@@ -0,0 +1,183 @@
+/*
+ *  TP-LINK TL-WA750RE V1 / TP-LINK TL-WA850RE V1 board support
+ *
+ *  Copyright (C) 2013 Martijn Zilverschoon <thefriedzombie@gmail.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include "common.h"
+#include "dev-eth.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+
+#define TL_WAX50RE_GPIO_LED_LAN		20
+#define TL_WAX50RE_GPIO_LED_WLAN	13
+#define TL_WAX50RE_GPIO_LED_RE		15
+#define TL_WAX50RE_GPIO_LED_SIGNAL1	0
+#define TL_WAX50RE_GPIO_LED_SIGNAL2	1
+#define TL_WAX50RE_GPIO_LED_SIGNAL3	2
+#define TL_WAX50RE_GPIO_LED_SIGNAL4	3
+#define TL_WAX50RE_GPIO_LED_SIGNAL5	4
+
+#define TL_WAX50RE_GPIO_BTN_RESET	17
+#define TL_WAX50RE_GPIO_BTN_WPS		16
+
+#define TL_WAX50RE_KEYS_POLL_INTERVAL	20	/* msecs */
+#define TL_WAX50RE_KEYS_DEBOUNCE_INTERVAL (3 * TL_WAX50RE_KEYS_POLL_INTERVAL)
+
+static const char *tl_wax50re_part_probes[] = {
+	"tp-link",
+	NULL,
+};
+
+static struct flash_platform_data tl_wax50re_flash_data = {
+	.part_probes	= tl_wax50re_part_probes,
+};
+
+static struct gpio_led tl_wa750re_leds_gpio[] __initdata = {
+	{
+		.name		= "tp-link:orange:lan",
+		.gpio		= TL_WAX50RE_GPIO_LED_LAN,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:orange:wlan",
+		.gpio		= TL_WAX50RE_GPIO_LED_WLAN,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:orange:re",
+		.gpio		= TL_WAX50RE_GPIO_LED_RE,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:orange:signal1",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL1,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:orange:signal2",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL2,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:orange:signal3",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL3,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:orange:signal4",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL4,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:orange:signal5",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL5,
+		.active_low	= 1,
+	},
+};
+
+static struct gpio_led tl_wa850re_leds_gpio[] __initdata = {
+	{
+		.name		= "tp-link:blue:lan",
+		.gpio		= TL_WAX50RE_GPIO_LED_LAN,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:blue:wlan",
+		.gpio		= TL_WAX50RE_GPIO_LED_WLAN,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:blue:re",
+		.gpio		= TL_WAX50RE_GPIO_LED_RE,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:blue:signal1",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL1,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:blue:signal2",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL2,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:blue:signal3",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL3,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:blue:signal4",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL4,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:blue:signal5",
+		.gpio		= TL_WAX50RE_GPIO_LED_SIGNAL5,
+		.active_low	= 1,
+	},
+};
+
+
+static struct gpio_keys_button tl_wax50re_gpio_keys[] __initdata = {
+	{
+		.desc		   = "Reset button",
+		.type		   = EV_KEY,
+		.code		   = KEY_RESTART,
+		.debounce_interval = TL_WAX50RE_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		   = TL_WAX50RE_GPIO_BTN_RESET,
+		.active_low	   = 1,
+	}, {
+		.desc		   = "WPS",
+		.type		   = EV_KEY,
+		.code		   = KEY_WPS_BUTTON,
+		.debounce_interval = TL_WAX50RE_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		   = TL_WAX50RE_GPIO_BTN_WPS,
+		.active_low	   = 1,
+	},
+};
+
+static void __init tl_ap123_setup(void)
+{
+	u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
+	u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
+
+	ath79_register_m25p80(&tl_wax50re_flash_data);
+
+	ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_PHY_SWAP);
+
+	ath79_register_mdio(1, 0x0);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
+
+	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
+	ath79_eth0_data.phy_mask = BIT(0);
+	ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
+	ath79_register_eth(0);
+
+	ath79_register_wmac(ee, mac);
+
+	ath79_register_gpio_keys_polled(-1, TL_WAX50RE_KEYS_POLL_INTERVAL,
+					ARRAY_SIZE(tl_wax50re_gpio_keys),
+					tl_wax50re_gpio_keys);
+}
+
+static void  __init tl_wa750re_setup(void)
+{
+	tl_ap123_setup();
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wa750re_leds_gpio),
+				 tl_wa750re_leds_gpio);
+}
+
+MIPS_MACHINE(ATH79_MACH_TL_WA750RE, "TL-WA750RE", "TP-LINK TL-WA750RE",
+	     tl_wa750re_setup);
+
+static void  __init tl_wa850re_setup(void)
+{
+	tl_ap123_setup();
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wa850re_leds_gpio),
+				 tl_wa850re_leds_gpio);
+}
+
+MIPS_MACHINE(ATH79_MACH_TL_WA850RE, "TL-WA850RE", "TP-LINK TL-WA850RE",
+	     tl_wa850re_setup);
diff --git a/target/linux/ar71xx/patches-3.10/633-MIPS-ath79-add-TL-WAX50RE-support.patch b/target/linux/ar71xx/patches-3.10/633-MIPS-ath79-add-TL-WAX50RE-support.patch
new file mode 100644
index 0000000000..f3a9c95e37
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.10/633-MIPS-ath79-add-TL-WAX50RE-support.patch
@@ -0,0 +1,40 @@
+--- a/arch/mips/ath79/Kconfig
++++ b/arch/mips/ath79/Kconfig
+@@ -588,6 +588,15 @@ config ATH79_MACH_TL_MR3X20
+ 	select ATH79_DEV_M25P80
+ 	select ATH79_DEV_USB
+ 
++config ATH79_MACH_TL_WAX50RE
++	bool "TP-LINK TL-WA750/850RE support"
++	select SOC_AR934X
++	select ATH79_DEV_ETH
++	select ATH79_DEV_GPIO_BUTTONS
++	select ATH79_DEV_LEDS_GPIO
++	select ATH79_DEV_M25P80
++	select ATH79_DEV_WMAC
++
+ config ATH79_MACH_TL_WA901ND
+ 	bool "TP-LINK TL-WA901ND/TL-WA7510N support"
+ 	select SOC_AR724X
+--- a/arch/mips/ath79/Makefile
++++ b/arch/mips/ath79/Makefile
+@@ -88,6 +88,7 @@ obj-$(CONFIG_ATH79_MACH_TL_MR11U)	+= mac
+ obj-$(CONFIG_ATH79_MACH_TL_MR13U)	+= mach-tl-mr13u.o
+ obj-$(CONFIG_ATH79_MACH_TL_MR3020)	+= mach-tl-mr3020.o
+ obj-$(CONFIG_ATH79_MACH_TL_MR3X20)	+= mach-tl-mr3x20.o
++obj-$(CONFIG_ATH79_MACH_TL_WAX50RE)     += mach-tl-wax50re.o
+ obj-$(CONFIG_ATH79_MACH_TL_WA901ND)	+= mach-tl-wa901nd.o
+ obj-$(CONFIG_ATH79_MACH_TL_WA901ND_V2)	+= mach-tl-wa901nd-v2.o
+ obj-$(CONFIG_ATH79_MACH_TL_WDR3500)     += mach-tl-wdr3500.o
+--- a/arch/mips/ath79/machtypes.h
++++ b/arch/mips/ath79/machtypes.h
+@@ -97,7 +97,9 @@ enum ath79_mach_type {
+ 	ATH79_MACH_TL_MR3220_V2,	/* TP-LINK TL-MR3220 v2 */
+ 	ATH79_MACH_TL_MR3420,		/* TP-LINK TL-MR3420 */
+ 	ATH79_MACH_TL_MR3420_V2,	/* TP-LINK TL-MR3420 v2 */
++	ATH79_MACH_TL_WA750RE,		/* TP-LINK TL-WA750RE */
+ 	ATH79_MACH_TL_WA7510N_V1,	/* TP-LINK TL-WA7510N v1*/
++	ATH79_MACH_TL_WA850RE,		/* TP-LINK TL-WA850RE */
+ 	ATH79_MACH_TL_WA901ND,		/* TP-LINK TL-WA901ND */
+ 	ATH79_MACH_TL_WA901ND_V2,	/* TP-LINK TL-WA901ND v2 */
+ 	ATH79_MACH_TL_WDR3500,		/* TP-LINK TL-WDR3500 */